From mboxrd@z Thu Jan  1 00:00:00 1970
From: Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [PATCH v3.1 3/3] drm/i915: Don't try to remove MST
 cleanly when force removed.
Date: Thu, 6 Aug 2015 15:01:16 +0200
Message-ID: <20150806130116.GM17734@phenom.ffwll.local>
References: <1438771031-23227-4-git-send-email-maarten.lankhorst@linux.intel.com>
 <1438861657-14109-1-git-send-email-maarten.lankhorst@linux.intel.com>
 <1438861657-14109-3-git-send-email-maarten.lankhorst@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mail-wi0-f171.google.com (mail-wi0-f171.google.com
 [209.85.212.171])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 369856E1CF
 for <intel-gfx@lists.freedesktop.org>; Thu,  6 Aug 2015 06:01:20 -0700 (PDT)
Received: by wibxm9 with SMTP id xm9so21619849wib.0
 for <intel-gfx@lists.freedesktop.org>; Thu, 06 Aug 2015 06:01:18 -0700 (PDT)
Content-Disposition: inline
In-Reply-To: <1438861657-14109-3-git-send-email-maarten.lankhorst@linux.intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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